1. Genes and Genomic Entities
  2. UPF3B

UPF3B

UPF3B, regulator of nonsense mediated mRNA decay
OMIM: 300298, Gene2Phenotype

3 panels

Panel Reviews Mode of inheritance Details
3 panels
Red UPF3B in Fetal anomalies


Level 2: Fetal (including NIPD)
Version 7.7
Latest signed off version: v7.0 (6 May 2026)

review X-LINKED: hemizygous mutation in males, biallelic mutations in females
Sources
  • Expert Review Red
  • PAGE DD-Gene2Phenotype
Phenotypes
  • MENTAL RETARDATION SYNDROMIC X-LINKED TYPE 14
Green UPF3B in DDG2P


Version 7.1
Latest signed off version: v7.0 (6 May 2026)

Component of the following Super Panels:

  • Paediatric disorders

    		•  review X-LINKED: hemizygous mutation in males, biallelic mutations in females
    Sources
    • DD-Gene2Phenotype
    • Expert Review Green
    Phenotypes
    • MENTAL RETARDATION SYNDROMIC X-LINKED TYPE 14 300676
    Green UPF3B in Intellectual disability


    Level 2: Developmental disorders
    Version 10.16
    Latest signed off version: v10.0 (6 May 2026)

    Component of the following Super Panels:

  • Childhood onset leukodystrophy
  • Hypotonic infant
  • Paediatric disorders

    		•  review X-LINKED: hemizygous mutation in males, biallelic mutations in females
    Sources
    • Victorian Clinical Genetics Services
    • Expert Review Green
    • Radboud University Medical Center, Nijmegen
    • Emory Genetics Laboratory
    • Illumina TruGenome Clinical Sequencing Services
    Phenotypes
    • Mental Retardation, X-linked
    • Mental retardation, X-linked, syndromic 14, 300676
    • MENTAL RETARDATION SYNDROMIC X-LINKED TYPE 14 (MRXS14)